/* ========== Reset & Variables ========== */
:root {
  --color-primary: #E4392A;
  --color-primary-dark: #C62E1F;
  --color-accent: #489fef;
  --color-accent-dark: #3788d8;
  --color-gray-900: #1a1a1a;
  --color-gray-800: #333;
  --color-gray-700: #555;
  --color-gray-600: #666;
  --color-gray-400: #999;
  --color-gray-300: #bbb;
  --color-gray-200: #ddd;
  --color-gray-100: #f0f0f0;
  --color-gray-50: #f8f8f8;
  --color-white: #fff;
  --color-black: #000;
  --font-main: 'Microsoft YaHei', 'Segoe UI', Arial, sans-serif;
  --max-width: 1280px;
  --spacing-xs: 0.5rem;
  --spacing-sm: 0.75rem;
  --spacing-md: 1rem;
  --spacing-lg: 1.5rem;
  --spacing-xl: 2rem;
  --spacing-2xl: 3rem;
  --spacing-3xl: 4rem;
  --radius: 4px;
  --radius-lg: 8px;
  --shadow: 0 2px 8px rgba(0,0,0,0.08);
  --shadow-hover: 0 4px 16px rgba(0,0,0,0.12);
}

*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

html { scroll-behavior: smooth; font-size: 17px; }
@media (max-width: 768px) { html { font-size: 15px; } }
@media (max-width: 480px) { html { font-size: 14px; } }
body {
  font-family: var(--font-main);
  font-size: 15px;
  line-height: 1.6;
  color: var(--color-gray-600);
  background: var(--color-white);
  overflow-x: hidden;
  width: 100%;
  max-width: 100vw;
}
@media (max-width: 768px) {
  body { font-size: 14px; }
  .section { padding: var(--spacing-xl) 0; }
  .section__title { margin-bottom: var(--spacing-lg); }
  .section__title h2 { font-size: 1.35rem; }
}
@media (max-width: 480px) {
  .section { padding: var(--spacing-lg) 0; }
  .section__title h2 { font-size: 1.2rem; }
}

a { text-decoration: none; color: inherit; transition: color 0.2s; }
a:hover { color: var(--color-primary); }
img { max-width: 100%; height: auto; display: block; }
ul, ol { list-style: none; }

.container {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 1rem;
  width: 100%;
  box-sizing: border-box;
}

@media (max-width: 640px) {
  .container {
    padding: 0 0.75rem;
  }
}

/* ========== Typography ========== */
h1, h2, h3, h4 { color: var(--color-gray-800); line-height: 1.3; }
h1 { font-size: 2rem; }
h2 { font-size: 1.75rem; }
h3 { font-size: 1.25rem; }

.section { padding: var(--spacing-3xl) 0; }
.section--gray { background: var(--color-gray-50); }
.section--blue { background: var(--color-accent); color: var(--color-white); }
.section--dark { background: var(--color-gray-900); color: var(--color-white); }
.section--red { background: var(--color-primary); color: var(--color-white); }

.section__title {
  text-align: center;
  margin-bottom: var(--spacing-2xl);
}
.section__title h2 {
  font-size: 1.75rem;
  color: var(--color-gray-800);
  margin-bottom: var(--spacing-xs);
}
.section--blue .section__title h2,
.section--dark .section__title h2,
.section--red .section__title h2 { color: var(--color-white); }

.section__title p {
  color: var(--color-gray-400);
  max-width: 600px;
  margin: 0 auto;
}
.section--blue .section__title p,
.section--dark .section__title p { color: rgba(255,255,255,0.7); }

/* ========== Header ========== */
.header__top {
  background: var(--color-gray-800);
  color: #fff;
  font-size: 0.9375rem;
  padding: 0.5rem 0;
}
.header__top-inner { display: flex; justify-content: space-between; align-items: center; gap: 1rem; }
.header__top-left { flex-shrink: 0; }
.header__company {
  color: #fff;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}
.header__top-right { display: flex; align-items: center; gap: 1rem; flex-shrink: 0; }
.header__email {
  color: #fff;
  font-weight: 500;
  white-space: nowrap;
}
.header__email:hover { color: var(--color-primary); }
.header__certs {
  color: #fff;
  font-size: 0.75rem;
  white-space: nowrap;
}

/* Language Selector */
.header__lang { flex-shrink: 0; }
.lang-select {
  background: rgba(255,255,255,0.1);
  color: #fff;
  border: 1px solid rgba(255,255,255,0.25);
  border-radius: 4px;
  padding: 0.2rem 1.75rem 0.2rem 0.5rem;
  font-size: 0.8125rem;
  cursor: pointer;
  outline: none;
  transition: border-color 0.2s, background 0.2s;
  appearance: auto;
  -webkit-appearance: auto;
}
.lang-select:hover { border-color: var(--color-primary); background: rgba(255,255,255,0.18); }
.lang-select:focus { border-color: var(--color-primary); }
.lang-select option { color: #333; background: #fff; }

.header__nav-wrap {
  background: var(--color-white);
  border-bottom: 2px solid var(--color-primary);
  position: sticky; top: 0; z-index: 1000;
}
.header__nav {
  display: flex; align-items: center; justify-content: space-between;
  padding: 0.5rem 1rem;
}
.header__logo {
  flex-shrink: 0; font-size: 1.5rem; font-weight: 700;
  color: var(--color-primary); letter-spacing: -0.5px;
}

.header__toggle {
  display: none;
  background: none;
  border: none;
  font-size: 1.75rem;
  color: var(--color-primary);
  cursor: pointer;
  padding: 0.25rem 0.5rem;
  line-height: 1;
  transition: transform 0.2s;
}

.nav__list { display: flex; gap: 0; }
.nav__item { position: relative; }
.nav__link {
  display: block; padding: 1.25rem 0.75rem;
  font-size: 0.8125rem; font-weight: 500; color: var(--color-gray-700);
  text-transform: uppercase; letter-spacing: 0.3px;
  transition: color 0.2s;
}
.nav__link:hover, .nav__link.active { color: var(--color-primary); }

.nav__dropdown {
  display: none; position: absolute; top: 100%; left: 0;
  background: var(--color-white); min-width: 280px;
  box-shadow: var(--shadow-hover); border-top: 2px solid var(--color-primary);
  z-index: 200;
}
.nav__item:hover .nav__dropdown { display: block; }
.nav__dropdown a {
  display: block; padding: 0.625rem 1.25rem; font-size: 0.8125rem;
  color: var(--color-gray-700); border-bottom: 1px solid var(--color-gray-100);
  transition: background 0.2s;
}
.nav__dropdown a:hover { background: var(--color-gray-50); color: var(--color-primary); }

/* Product dropdown — 2-column grid for 18 items */
.nav__dropdown--grid {
  width: 560px;
  column-count: 2;
  column-gap: 0;
}
.nav__dropdown--grid a {
  break-inside: avoid;
}

/* ========== Header Search ========== */
.header__search {
  display: flex; align-items: center; gap: 0;
  margin-left: 1.5rem; flex-shrink: 0;
  border: 1px solid #d1d5db; border-radius: var(--radius);
  background: #f9fafb; overflow: hidden;
}
.header__search-input {
  width: 150px; height: 40px; padding: 0 10px;
  border: none; border-radius: 0;
  font-size: 0.8125rem; font-family: var(--font-main);
  background: transparent; color: var(--color-gray-800);
  outline: none;
}
.header__search-input::placeholder { color: var(--color-gray-400); }
.header__search-input:focus { outline: none; }
.header__search-submit {
  height: 40px; padding: 0 10px;
  border: none; border-radius: 0;
  background: #e5e7eb; color: #6b7280;
  font-size: 0.8125rem; font-family: var(--font-main);
  cursor: pointer; white-space: nowrap;
  transition: background 0.2s, color 0.2s;
}
.header__search-submit:hover { background: #d1d5db; color: var(--color-gray-800); }

/* ========== Mobile Navigation ========== */
@media (max-width: 960px) {
  /* Top bar — allow wrapping on mobile */
  .header__top { font-size: 0.75rem; padding: 0.35rem 0; }
  .header__company { white-space: normal; font-size: 0.7rem; line-height: 1.4; text-align: center; }
  .header__top .container { padding: 0 0.5rem; }

  /* Toggle button */
  .header__toggle {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 40px;
    height: 40px;
    background: none;
    border: 1px solid #e5e7eb;
    border-radius: 6px;
    font-size: 1.35rem;
    color: var(--color-gray-700);
    cursor: pointer;
    transition: background 0.2s, border-color 0.2s;
    order: 10;
  }
  .header__toggle:active { background: #f3f4f6; }
  .header__toggle.open {
    border-color: var(--color-primary);
    color: var(--color-primary);
    background: #fef2f2;
  }

  /* Nav layout */
  .header__nav {
    display: flex;
    align-items: center;
    flex-wrap: wrap;
    padding: 0.6rem 0.75rem;
    gap: 0.5rem;
  }
  .header__logo { font-size: 1.1rem; flex: 1; }

  /* Search in header */
  .header__search {
    margin-left: 0; margin-right: 0;
    order: 5;
    flex: 0 0 auto;
  }
  .header__search-input { width: 110px; height: 36px; font-size: 0.75rem; padding: 0 8px; }
  .header__search-submit { height: 36px; font-size: 0.7rem; padding: 0 8px; }

  /* Mobile dropdown menu — full width slide-down */
  .nav__list {
    display: flex;
    flex-direction: column;
    position: absolute;
    top: 100%;
    left: 0;
    right: 0;
    background: var(--color-white);
    box-shadow: 0 8px 32px rgba(0,0,0,0.18);
    z-index: 300;
    max-height: 0;
    overflow: hidden;
    opacity: 0;
    transform: translateY(-4px);
    transition: max-height 0.3s ease, opacity 0.25s ease, transform 0.3s ease;
    pointer-events: none;
    border-bottom: 3px solid var(--color-primary);
  }
  .nav__list.open {
    max-height: calc(100vh - 60px);
    overflow-y: auto;
    -webkit-overflow-scrolling: touch;
    opacity: 1;
    transform: translateY(0);
    pointer-events: auto;
  }

  /* Menu items */
  .nav__item {
    border-bottom: 1px solid #f3f4f6;
  }
  .nav__item:last-child { border-bottom: none; }

  .nav__link {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 0.95rem 1.25rem;
    font-size: 0.95rem;
    font-weight: 600;
    color: var(--color-gray-800);
    transition: background 0.12s;
    letter-spacing: 0.2px;
    text-transform: none;
  }
  .nav__link:active { background: #f9fafb; }

  /* Arrow for submenu items */
  .nav__item--has-sub > .nav__link::after {
    content: '›';
    font-size: 1.3rem;
    color: var(--color-gray-300);
    transition: transform 0.25s ease, color 0.2s;
    line-height: 1;
  }
  .nav__item--has-sub.nav__item--open > .nav__link::after {
    transform: rotate(90deg);
    color: var(--color-primary);
  }

  /* Submenu dropdown */
  .nav__dropdown {
    display: grid;
    position: static;
    max-height: 0;
    overflow: hidden;
    box-shadow: none;
    border-top: none;
    background: #fafbfc;
    min-width: auto;
    transition: max-height 0.3s ease, padding 0.3s ease;
    padding: 0 0.75rem;
  }
  .nav__item--open > .nav__dropdown {
    max-height: 2000px;
    padding: 0.5rem 0.75rem 0.75rem;
  }
  .nav__dropdown--grid {
    width: auto;
    grid-template-columns: repeat(2, 1fr);
    gap: 0.25rem;
  }
  .nav__item:hover .nav__dropdown { display: grid; }
  .nav__dropdown a {
    padding: 0.6rem 0.75rem;
    font-size: 0.8rem;
    color: var(--color-gray-600);
    border-bottom: 1px solid rgba(0,0,0,0.03);
    display: flex;
    align-items: center;
    gap: 0.4rem;
    border-radius: 6px;
    transition: background 0.12s, color 0.12s;
  }
  .nav__dropdown a::before {
    content: '';
    width: 5px; height: 5px;
    background: var(--color-primary);
    border-radius: 50%;
    flex-shrink: 0;
    opacity: 0.35;
  }
  .nav__dropdown a:active {
    background: rgba(228,57,42,0.06);
    color: var(--color-primary);
  }
  .nav__dropdown a:last-child { border-bottom: none; }
}

/* Extra small mobile */
@media (max-width: 480px) {
  .header__top { display: none; }
  .header__logo { font-size: 0.95rem; }
  .header__search-input { width: 80px; height: 32px; font-size: 0.7rem; padding: 0 4px; }
  .header__search-submit { height: 32px; font-size: 0.65rem; padding: 0 5px; }
  .header__nav { padding: 0.45rem 0.5rem; gap: 0.3rem; }
  .header__toggle { width: 36px; height: 36px; font-size: 1.2rem; }
  .nav__link { padding: 0.8rem 1rem; font-size: 0.85rem; }
  .nav__dropdown--grid { grid-template-columns: 1fr; }
  .nav__dropdown a { padding: 0.55rem 0.65rem; font-size: 0.75rem; }
}

/* ========== Hero / Banner ========== */
.hero {
  background: linear-gradient(135deg, #1a1a2e 0%, #16213e 100%);
  color: var(--color-white);
  padding: var(--spacing-3xl) 0;
  text-align: center;
  position: relative;
  overflow: hidden;
  width: 100%;
}
.hero--image {
  width: 100%;
  min-height: 350px;
  padding: 0 !important;
  text-align: left;
  overflow: visible;
  max-width: 100%;
  box-sizing: border-box;
  border: 1px solid #c0c0c0;
}
.hero--image img, .hero--image section {
  width: 100%;
  display: block;
}

.hero__title {
  font-size: 2.25rem; font-weight: 700; color: var(--color-white);
  margin-bottom: var(--spacing-md); line-height: 1.3;
}
.hero__subtitle { font-size: 1.125rem; color: rgba(255,255,255,0.75); max-width: 700px; margin: 0 auto var(--spacing-xl); }
.hero__cta { display: flex; gap: var(--spacing-md); justify-content: center; flex-wrap: wrap; }
.btn {
  display: inline-flex; align-items: center; gap: 0.375rem;
  padding: 0.75rem 2rem; border-radius: var(--radius); font-size: 0.9375rem;
  font-weight: 600; cursor: pointer; transition: all 0.2s; border: 2px solid transparent;
}
.btn--primary { background: var(--color-primary); color: var(--color-white); border-color: var(--color-primary); }
.btn--primary:hover { background: var(--color-primary-dark); color: var(--color-white); }
.btn--outline { background: transparent; color: var(--color-white); border-color: var(--color-white); }
.btn--outline:hover { background: var(--color-white); color: var(--color-gray-800); }
.btn--accent { background: var(--color-accent); color: var(--color-white); border-color: var(--color-accent); }

/* ========== Product Grid ========== */
.product-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: var(--spacing-lg);
}
.product-card {
  background: var(--color-white);
  border: 1px solid var(--color-gray-200);
  border-radius: var(--radius);
  overflow: hidden;
  transition: all 0.3s;
}
.product-card:hover { box-shadow: var(--shadow-hover); transform: translateY(-2px); }
.product-card__img {
  width: 100%; height: 320px; object-fit: contain;
  background: var(--color-gray-50); padding: 1.5rem;
  display: flex; align-items: center; justify-content: center;
  overflow: hidden;
}
.product-card__img img {
  max-height: 280px; max-width: 100%;
  object-fit: contain;
  transition: transform 0.3s ease;
}
.product-card:hover .product-card__img img { transform: scale(1.05); }
.product-card__img-placeholder {
  font-size: 3rem;
  color: var(--color-gray-300);
  display: flex; align-items: center; justify-content: center;
  height: 100%; width: 100%;
}
.product-card__body { padding: var(--spacing-md); }
.product-card__title {
  font-size: 0.875rem; font-weight: 600; color: var(--color-gray-800);
  margin-bottom: var(--spacing-xs);
  display: -webkit-box; -webkit-line-clamp: 2; -webkit-box-orient: vertical;
  overflow: hidden; height: 2.8em;
}
.product-card__type {
  font-size: 0.75rem; color: var(--color-primary); font-weight: 500;
  margin-bottom: var(--spacing-sm);
}
.product-card__category {
  display: inline-block; padding: 0.125rem 0.5rem;
  font-size: 0.6875rem; color: var(--color-white); background: var(--color-accent);
  border-radius: 10px; margin-bottom: var(--spacing-sm);
}

@media (max-width: 768px) { .product-grid { grid-template-columns: repeat(2, 1fr); } }
@media (max-width: 540px) { .product-grid { grid-template-columns: 1fr; } }

/* ========== Product Categories ========== */
.cat-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--spacing-lg);
}
.cat-card {
  background: var(--color-white);
  border: 1px solid var(--color-gray-200);
  border-radius: var(--radius);
  overflow: hidden;
  transition: all 0.3s;
  text-align: center;
}
.cat-card:hover { box-shadow: var(--shadow-hover); }
.cat-card__img {
  width: 300px; height: 300px; overflow: hidden;
  background: var(--color-white);
  display: flex; align-items: center; justify-content: center;
  margin: 0 auto;
}
.cat-card__img img {
  width: 100%; height: 100%; object-fit: contain;
  padding: 1rem;
  transition: transform 0.3s ease;
}
.cat-card:hover .cat-card__img img { transform: scale(1.05); }
.cat-card__body { padding: var(--spacing-md); }
.cat-card__title { font-size: 1rem; font-weight: 600; color: var(--color-gray-800); margin-bottom: var(--spacing-xs); }
.cat-card__count { font-size: 0.75rem; color: var(--color-gray-400); }

@media (max-width: 768px) { .cat-grid { grid-template-columns: repeat(2, 1fr); } }
@media (max-width: 480px) { .cat-grid { grid-template-columns: 1fr; } }

/* ========== Why Choose Us / Features ========== */
.feature-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: var(--spacing-xl);
  text-align: center;
}
.feature-item { padding: var(--spacing-lg); }
.feature-item__icon {
  width: 64px; height: 64px; margin: 0 auto var(--spacing-md);
  background: rgba(255,255,255,0.15); border-radius: 50%;
  display: flex; align-items: center; justify-content: center;
  font-size: 1.75rem;
}
.feature-item h3 {
  font-size: 1.0625rem; margin-bottom: var(--spacing-xs);
}
.section--blue .feature-item h3,
.section--dark .feature-item h3 { color: var(--color-white); }
.feature-item p { font-size: 0.8125rem; color: var(--color-gray-400); }
.section--blue .feature-item p { color: rgba(255,255,255,0.75); }

@media (max-width: 768px) { .feature-grid { grid-template-columns: repeat(2, 1fr); } }
@media (max-width: 480px) { .feature-grid { grid-template-columns: 1fr; } }

/* ========== Trust Strip (karlead.com style) ========== */
.trust-strip {
  background: #f7f8fa;
  padding: 0;
  border-bottom: 1px solid #e8ecf0;
}
.trust-strip__grid {
  display: flex;
  justify-content: space-around;
  align-items: center;
  flex-wrap: wrap;
  gap: 1rem;
}
.trust-strip__item {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.35rem 0.5rem;
}
.trust-strip__icon {
  font-size: 1.5rem;
  line-height: 1;
}
.trust-strip__label {
  font-size: 0.9375rem;
  font-weight: 600;
  color: var(--color-gray-800);
  white-space: nowrap;
}

/* ========== Advantages Tagline ========== */
.advantages-tagline {
  background: var(--color-primary);
  padding: 0;
}
.advantages-tagline__bar {
  height: 4px;
  background: #cc0000;
}

@media (max-width: 768px) {
  .trust-strip__grid {
    justify-content: center;
    gap: 0.75rem;
  }
  .trust-strip__label { font-size: 0.8125rem; }
  .trust-strip__item { padding: 0.25rem 0.35rem; }
}

@media (max-width: 480px) {
  .trust-strip__grid {
    flex-direction: row;
    flex-wrap: wrap;
    justify-content: center;
    gap: 0.5rem;
  }
  .trust-strip__item {
    gap: 0.35rem;
  }
  .trust-strip__icon { font-size: 1.15rem; }
  .trust-strip__label { font-size: 0.7rem; }
}

/* ========== Homepage Product Categories Grid (bestplastics.cn style) ========== */
.hp-cat-grid {
  display: grid;
  grid-template-columns: repeat(6, 1fr);
  gap: 1rem;
}
.hp-cat-card {
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
  padding: 0.5rem;
  background: var(--color-white);
  border: 1px solid #e8ecf0;
  border-radius: var(--radius-lg);
  text-decoration: none;
  transition: box-shadow 0.25s, transform 0.25s;
  overflow: hidden;
}
.hp-cat-card:hover {
  box-shadow: 0 6px 24px rgba(0,0,0,0.08);
  transform: translateY(-3px);
}
.hp-cat-card__img {
  width: 100%;
  height: auto;
  aspect-ratio: 4/3;
  object-fit: contain;
  border-radius: 6px;
  margin-bottom: 0.5rem;
  display: block;
  background: #f5f5f5;
}
.hp-cat-card__name {
  font-size: 0.75rem;
  font-weight: 700;
  color: var(--color-gray-800);
  line-height: 1.3;
  padding: 0 0.25rem;
}

/* ========== Homepage Industry Applications Grid (bestplastics.cn style) ========== */
.hp-ind-grid {
  display: grid;
  grid-template-columns: repeat(6, 1fr);
  gap: 1rem;
}
.hp-ind-card {
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
  padding: 1.5rem 0.5rem;
  background: var(--color-white);
  border: 1px solid #e8ecf0;
  border-radius: var(--radius-lg);
  text-decoration: none;
  transition: box-shadow 0.25s, transform 0.25s;
}
.hp-ind-card:hover {
  box-shadow: 0 6px 24px rgba(0,0,0,0.08);
  transform: translateY(-3px);
}
.hp-ind-card__icon {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 56px;
  height: 56px;
  border-radius: 50%;
  background: #f3f4f6;
  font-size: 1.75rem;
  margin-bottom: 0.65rem;
  flex-shrink: 0;
}
.hp-ind-card__name {
  font-size: 0.8125rem;
  font-weight: 600;
  color: var(--color-gray-800);
  line-height: 1.3;
}

@media (max-width: 1024px) {
  .hp-cat-grid,
  .hp-ind-grid {
    grid-template-columns: repeat(3, 1fr);
    gap: 0.75rem;
  }
}
@media (max-width: 640px) {
  .hp-cat-grid,
  .hp-ind-grid {
    grid-template-columns: repeat(2, 1fr);
    gap: 0.6rem;
  }
  .hp-cat-card { padding: 0.35rem; }
  .hp-cat-card__name { font-size: 0.7rem; }
  .hp-ind-card { padding: 1rem 0.5rem; }
  .hp-ind-card__icon { width: 40px; height: 40px; font-size: 1.35rem; margin-bottom: 0.4rem; }
  .hp-ind-card__name { font-size: 0.7rem; }
}
@media (max-width: 400px) {
  .hp-cat-grid,
  .hp-ind-grid {
    grid-template-columns: 1fr 1fr;
    gap: 0.5rem;
  }
  .hp-cat-card { padding: 0.3rem; }
  .hp-cat-card__name { font-size: 0.65rem; }
  .hp-ind-card { padding: 0.75rem 0.35rem; }
  .hp-ind-card__icon { width: 36px; height: 36px; font-size: 1.2rem; }
  .hp-ind-card__name { font-size: 0.65rem; }
}

/* ========== About Section ========== */
.about-content {
  max-width: 900px;
  margin: 0 auto;
}
.about-content__text h2 { margin-bottom: var(--spacing-md); }
.about-content__text p { margin-bottom: var(--spacing-md); color: var(--color-gray-600); font-size: 0.9375rem; line-height: 1.8; }

/* Homepage about intro */
.about-intro__text { font-size: 1rem; line-height: 1.9; color: #555; }
@media (max-width: 768px) {
  .about-intro__text { font-size: 0.9rem; line-height: 1.7; }
  .about-intro h2 { font-size: 1.5rem !important; margin-bottom: 1.25rem !important; }
}
@media (max-width: 480px) {
  .about-intro__text { font-size: 0.85rem; line-height: 1.65; }
  .about-intro h2 { font-size: 1.3rem !important; }
}

.about-placeholder {
  display: flex; flex-direction: column; align-items: center; justify-content: center;
  min-height: 300px; background: linear-gradient(135deg, #1a1a2e, #16213e);
  color: var(--color-white); border-radius: var(--radius-lg);
  text-align: center;
}
.about-placeholder span { font-size: 4rem; margin-bottom: 0.5rem; }
.about-placeholder p { font-size: 1rem; opacity: 0.9; }
.cert-placeholder {
  display: flex; flex-direction: column; align-items: center; justify-content: center;
  padding: 2rem 1rem; background: var(--color-gray-50);
  border: 2px dashed var(--color-gray-300); border-radius: var(--radius);
  min-height: 120px;
}
.cert-placeholder span { font-size: 2rem; margin-bottom: 0.25rem; }
.cert-placeholder p { font-size: 0.875rem; font-weight: 600; color: var(--color-gray-700); }


/* ========== Contact CTA ========== */
.contact-cta {
  text-align: center;
  padding: var(--spacing-3xl) 0;
}
.contact-cta h2 { color: var(--color-white); margin-bottom: var(--spacing-sm); }
.contact-cta p { color: rgba(255,255,255,0.75); margin-bottom: var(--spacing-xl); max-width: 600px; margin-left: auto; margin-right: auto; }
.contact-info-grid {
  display: grid; grid-template-columns: repeat(3, 1fr); gap: var(--spacing-xl);
  max-width: 900px; margin: 0 auto;
}
.contact-info-item { text-align: center; }
.contact-info-item__icon { font-size: 2rem; margin-bottom: var(--spacing-sm); }
.contact-info-item h4 { color: var(--color-white); font-size: 0.9375rem; margin-bottom: 0.25rem; }
.contact-info-item p { font-size: 0.8125rem; color: rgba(255,255,255,0.65); margin: 0; }

@media (max-width: 640px) { .contact-info-grid { grid-template-columns: 1fr; } }

/* ========== Main Area ========== */
main {
  overflow-x: hidden;
}
@media (max-width: 480px) {
  main {
    word-break: break-word;
  }
}
img, video, iframe, table, pre {
  max-width: 100%;
}
* {
  -webkit-tap-highlight-color: transparent;
}

/* ========== Footer ========== */
.footer {
  background: var(--color-gray-800);
  color: var(--color-white);
  padding-top: var(--spacing-3xl);
}
.footer__grid {
  display: grid;
  grid-template-columns: 0.85fr 1.6fr 1fr 1fr;
  gap: var(--spacing-2xl);
}
.footer__col h3 { color: var(--color-white); font-size: 1rem; margin-bottom: var(--spacing-lg); text-transform: uppercase; letter-spacing: 0.5px; font-weight: 700; }
.footer__col ul { list-style: none; padding: 0; margin: 0; }
.footer__col ul li { margin-bottom: 0.5rem; }
.footer__col ul li a { font-size: 0.8125rem; color: var(--color-white); text-decoration: none; font-weight: 400; }
.footer__col ul li a:hover { color: var(--color-white); }

/* Company info column */
.footer__col--company .footer__info { font-size: 0.8125rem; color: var(--color-white); margin-bottom: 0.5rem; line-height: 1.6; font-weight: 400; }
.footer__col--company .footer__info a { color: var(--color-white); text-decoration: none; font-weight: 400; }
.footer__col--company .footer__info a:hover { color: var(--color-white); }

/* Products list */
.products-list--two-col {
  column-count: 2;
  column-gap: var(--spacing-md);
}
.products-list--two-col li {
  break-inside: avoid;
}
.products-list--two-col li a {
  font-size: 0.5625rem;
  font-weight: 400;
}

/* QR codes column */
.footer__qrs { display: flex; gap: 1rem; flex-wrap: wrap; }
.footer__qr-item { text-align: center; }
.footer__qr-item img { display: block; border-radius: 4px; border: 1px solid rgba(255,255,255,0.15); width: 90px; height: 90px; }
.footer__qr-item span { display: block; font-size: 0.75rem; color: var(--color-white); margin-top: 0.35rem; font-weight: 400; }

.footer__bottom {
  border-top: 1px solid rgba(255,255,255,0.1);
  margin-top: var(--spacing-2xl); padding: var(--spacing-lg) 0;
  font-size: 0.75rem; color: var(--color-white);
  text-align: center;
  font-weight: 400;
}
.footer__bottom a { color: var(--color-white); text-decoration: none; font-weight: 400; }
.footer__bottom a:hover { color: var(--color-white); }
.footer__bottom p { margin: 0.15rem 0; }

@media (max-width: 768px) {
  .footer__grid { grid-template-columns: repeat(2, 1fr); gap: var(--spacing-lg); }
  .footer { padding-top: var(--spacing-xl); }
  .footer__bottom { padding: var(--spacing-md) 0; font-size: 0.75rem; }
  .contact-info-side { padding: var(--spacing-lg); }
  .contact-info-side h3 { font-size: 1.1rem; }
}
@media (max-width: 480px) {
  .footer__grid { grid-template-columns: 1fr; gap: var(--spacing-md); }
  .footer__col h3 { font-size: 0.9rem; margin-bottom: 0.5rem; }
  .footer__col ul li { margin-bottom: 0.35rem; }
  .footer__col ul li a { font-size: 0.78rem; }
  .footer__bottom { margin-top: var(--spacing-lg); }
  .footer__bottom p { font-size: 0.7rem; line-height: 1.5; }
  .footer__qrs { justify-content: center; }
  .footer__qr-item img { width: 80px; height: 80px; }
  .products-list--two-col { column-count: 1; }
  .products-list--two-col li a { font-size: 0.75rem; }
  .contact-info-side { padding: var(--spacing-md); }
  .contact-info-side .info-item { gap: var(--spacing-sm); margin-bottom: var(--spacing-md); }
  .contact-form label { font-size: 0.8rem; }
  .contact-form input, .contact-form textarea { font-size: 0.85rem; padding: 0.5rem 0.7rem; }
}

/* ========== Page Banner ========== */
.page-banner {
  background: linear-gradient(135deg, var(--color-accent-dark), var(--color-accent));
  color: var(--color-white);
  padding: var(--spacing-2xl) 0;
  text-align: center;
}
.page-banner h1 { color: var(--color-white); font-size: 1.75rem; margin-bottom: 0.5rem; }
.page-banner__breadcrumb { font-size: 0.8125rem; opacity: 0.75; }
.page-banner__breadcrumb a { color: var(--color-white); }

.page-banner--image {
  width: 100%;
  padding: 0;
  margin-top: 0;
  max-width: 100%;
  box-sizing: border-box;
  border: 1px solid #c0c0c0;
}
.page-banner--image img, .page-banner--image section {
  width: 100%;
  display: block;
  object-fit: contain;
  max-height: 400px;
}

/* Mobile — prevent full-width banners from causing horizontal scroll */
@media (max-width: 768px) {
  .hero { padding: var(--spacing-xl) 0; }
  .hero--image {
    min-height: 200px;
    margin-top: 0;
  }
  .page-banner--image {
    margin-top: 0;
  }
  .page-banner--image img, .page-banner--image section {
    max-height: 220px;
  }
  .hero__title { font-size: 1.5rem; }
  .hero__subtitle { font-size: 0.9375rem; }
  .hero__cta { gap: 0.5rem; }
  .btn { padding: 0.6rem 1.25rem; font-size: 0.85rem; }
}
@media (max-width: 480px) {
  .hero__title { font-size: 1.25rem; }
  .hero__subtitle { font-size: 0.85rem; }
  .hero--image { min-height: 140px; }
  .page-banner--image img, .page-banner--image section { max-height: 150px; }
}

/* ========== Product Detail ========== */
.product-detail { padding: var(--spacing-2xl) 0; }
.product-detail__main {
  display: grid;
  grid-template-columns: 400px 1fr;
  gap: var(--spacing-2xl);
  align-items: start;
}
.product-detail__image {
  border: 1px solid var(--color-gray-200);
  border-radius: var(--radius-lg);
  overflow: hidden;
  background: var(--color-gray-50);
}
.product-detail__image img {
  width: 100%; height: 400px; object-fit: contain;
  padding: 1.5rem;
}
.product-detail__info h1 { font-size: 1.25rem; margin-bottom: var(--spacing-md); color: var(--color-gray-900); }
.product-detail__info ul { list-style: none; padding: 0; }
.product-detail__info li { padding: 0.5rem 0; border-bottom: 1px dashed var(--color-gray-200); font-size: 0.9375rem; }
.product-detail__info li strong { color: var(--color-gray-700); margin-right: 0.5rem; }
.pps-characteristics { margin-top: var(--spacing-md); padding: var(--spacing-md); background: #f8fafc; border-radius: 6px; border-left: 3px solid var(--color-accent); font-size: 0.875rem; line-height: 1.6; color: var(--color-gray-600); }
.pps-characteristics p { margin-bottom: 0.5rem; }
.pps-characteristics p:last-child { margin-bottom: 0; }
.pa-characteristics { margin-top: var(--spacing-md); padding: var(--spacing-md); background: #f8fafc; border-radius: 6px; border-left: 3px solid var(--color-accent); font-size: 0.875rem; line-height: 1.6; color: var(--color-gray-600); }
.pa-characteristics p { margin-bottom: 0.5rem; }
.pa-characteristics p:last-child { margin-bottom: 0; }
.product-detail__type {
  display: inline-block; padding: 0.25rem 0.75rem;
  background: var(--color-primary); color: var(--color-white);
  border-radius: var(--radius); font-size: 0.875rem; font-weight: 600;
  margin-bottom: var(--spacing-md);
}
.product-detail__category {
  display: inline-block; padding: 0.25rem 0.75rem;
  background: var(--color-accent); color: var(--color-white);
  border-radius: var(--radius); font-size: 0.8125rem;
  margin-left: var(--spacing-sm); margin-bottom: var(--spacing-md);
}
.product-detail__separator { margin: var(--spacing-lg) 0; height: 4px; background: linear-gradient(90deg, var(--color-primary), var(--color-accent)); border-radius: 2px; }
.footer__social-text { font-size: 0.8125rem; color: var(--color-gray-500); }
.product-detail__features { margin-top: var(--spacing-xl); margin-bottom: var(--spacing-xl); }
.product-detail__features-text { color: var(--color-gray-700); line-height: 1.8; font-size: 0.9375rem; }
.product-detail__content { margin-top: var(--spacing-lg); }
/* ── PA/PPS Product Specs Table ── */
.pa-specs-wrapper {
  margin-bottom: var(--spacing-2xl);
}
.pa-model-badge {
  display: inline-block;
  background: linear-gradient(135deg, #1a56db, #1e40af);
  color: #fff;
  padding: 0.45rem 1.25rem;
  border-radius: 0 0 8px 8px;
  font-size: 0.9375rem;
  font-weight: 700;
  letter-spacing: 0.5px;
  margin-bottom: 0.5rem;
}
.pa-specs-table {
  width: 100%;
  border-collapse: collapse;
  border: 1px solid #d1d5db;
  border-radius: 8px;
  overflow: hidden;
  font-size: 0.8125rem;
  box-shadow: 0 1px 4px rgba(0,0,0,.04);
  table-layout: auto;
}
/* PPS tables have 2-row header with colspan/rowspan — must use auto layout */
.pps-specs-table {
  table-layout: auto;
}
.pa-specs-table thead th {
  background: #1e3a5f;
  color: #fff;
  padding: 0.5rem 0.5rem;
  text-align: center;
  font-weight: 600;
  font-size: 0.75rem;
  text-transform: none;
  letter-spacing: 0.3px;
  border: 1px solid #1a3350;
  overflow: hidden;
  text-overflow: ellipsis;
}
.pa-specs-table thead th.pa-col-section {
  width: 100px;
}
.pa-specs-table tbody td {
  padding: 0.45rem 0.5rem;
  border: 1px solid #e5e7eb;
  vertical-align: middle;
  font-size: 0.8125rem;
  line-height: 1.4;
  overflow: hidden;
  text-overflow: ellipsis;
}
.pa-specs-table tbody tr:nth-child(even) td:not(.pa-section-label):not(.pa-section-continue) {
  background: #f9fafb;
}
.pa-specs-table tbody tr:hover td:not(.pa-section-label):not(.pa-section-continue) {
  background: #eef2ff;
}

/* Section labels (left column, rowspan) */
.pa-section-label {
  font-weight: 700;
  font-size: 0.6875rem;
  text-align: center;
  vertical-align: middle !important;
  color: #fff;
  letter-spacing: 0.2px;
  width: 100px;
  border-right: 1px solid #d1d5db;
}
.pa-section-continue {
  border-right: 1px solid #d1d5db;
  background: transparent;
  width: 100px;
}
.pa-sec-physical { background: #2563eb; }
.pa-sec-mechanical { background: #7c3aed; }
.pa-sec-thermal { background: #dc2626; }
.pa-sec-flame { background: #ea580c; }
.pa-sec-electrical { background: #0891b2; }
.pa-sec-molding { background: #059669; }
.pa-sec-other { background: #6366f1; }

/* Column alignments */
.pa-col-proj { text-align: center; font-weight: 600; color: #1e293b; }
.pa-col-cond { text-align: center; color: #64748b; font-size: 0.75rem; }
.pa-col-std { text-align: center; color: #64748b; font-size: 0.75rem; }
.pa-col-val, .pa-col-val-h { text-align: center; }
.pa-val { text-align: center; font-weight: 700; color: #0f172a; font-family: 'Segoe UI', system-ui, monospace; font-size: 0.8125rem; }
.pa-col-unit { text-align: center; color: #475569; font-size: 0.75rem; }
.pa-col-method { text-align: center; color: #94a3b8; font-size: 0.6875rem; }
.pa-empty { color: #cbd5e1; }

/* PPS variant header */
.pps-variant-header {
  background: #1a56db !important;
  font-weight: 600;
  font-size: 0.75rem;
  letter-spacing: 0.3px;
}
/* PPS table — auto layout with balanced 6-column widths */
.pps-specs-table {
  table-layout: auto;
  width: auto !important;
}
.pps-variant-nc {
  background: #e8f0fe;
  color: #1e3a5f;
  font-weight: 600;
  font-size: 0.75rem;
}
.pps-variant-bk {
  background: #2d3748;
  color: #fff;
  font-weight: 600;
  font-size: 0.75rem;
}
.pa-section-note {
  font-size: 0.6875rem !important;
  color: #94a3b8 !important;
  font-weight: normal !important;
  text-align: left !important;
  background: #f8fafc !important;
}

/* PA product features callout */
.pa-product-features {
  background: linear-gradient(135deg, #eff6ff, #dbeafe);
  border-left: 4px solid #2563eb;
  padding: 0.75rem 1rem;
  margin-bottom: 1rem;
  font-size: 0.875rem;
  color: #1e40af;
  border-radius: 0 6px 6px 0;
  line-height: 1.7;
}

/* Info table below specs */
.pa-info-table {
  width: 100%;
  border-collapse: separate;
  border-spacing: 0;
  border: 2px solid #e2e8f0;
  border-radius: 10px;
  overflow: hidden;
  margin-top: 1.25rem;
  font-size: 0.875rem;
  box-shadow: 0 1px 4px rgba(0,0,0,.04);
}
.pa-info-table td {
  padding: 0.6rem 1rem;
  border-bottom: 1px solid #edf2f7;
}
.pa-info-table tr:last-child td {
  border-bottom: none;
}
.pa-info-table tr:nth-child(even) td {
  background: #f8fafc;
}
.pa-info-label {
  font-weight: 700;
  color: #1e3a5f;
  width: 220px;
  white-space: nowrap;
  background: #f1f5f9;
}
.pa-info-value {
  color: #334155;
}

/* PPS Product features callout */
.pps-features {
  background: linear-gradient(135deg, #eff6ff, #dbeafe);
  border-left: 4px solid #2563eb;
  padding: 0.75rem 1rem;
  margin-bottom: 1rem;
  font-size: 0.875rem;
  color: #1e40af;
  border-radius: 0 6px 6px 0;
  line-height: 1.7;
}

/* PPS mold notes */
.pps-mold-notes {
  margin-top: 1.25rem;
  background: #f0fdf4;
  border: 1px solid #bbf7d0;
  border-radius: 10px;
  padding: 1rem 1.25rem;
}
.pps-mold-notes h4 {
  font-size: 0.9375rem;
  color: #166534;
  margin-bottom: 0.5rem;
  padding-bottom: 0.375rem;
  border-bottom: 1px solid #bbf7d0;
}
.pps-mold-notes p {
  font-size: 0.8125rem;
  color: #374151;
  margin-bottom: 0.25rem;
  line-height: 1.6;
}
.pps-mold-notes p:last-child { margin-bottom: 0; }

.product-detail__more { margin-top: var(--spacing-3xl); padding-top: var(--spacing-xl); border-top: 2px solid var(--color-gray-100); }
.product-detail__more h3 { font-size: 1.125rem; margin-bottom: var(--spacing-lg); padding-bottom: var(--spacing-xs); border-bottom: 2px solid var(--color-primary); }
.product-detail__specs h3 { margin-bottom: var(--spacing-md); padding-bottom: var(--spacing-xs); border-bottom: 2px solid var(--color-primary); }
/* Responsive wrapper for specs tables */
.table-responsive {
  overflow-x: auto;
  -webkit-overflow-scrolling: touch;
  padding-bottom: 0.5rem;
  /* Show a subtle scroll hint shadow */
  background:
    linear-gradient(to right, #fff 30%, rgba(255,255,255,0)),
    linear-gradient(to right, rgba(255,255,255,0), #fff 70%) 100% 0,
    linear-gradient(to right, rgba(0,0,0,0.06), rgba(255,255,255,0)),
    linear-gradient(to left, rgba(0,0,0,0.06), rgba(255,255,255,0)) 100% 0;
  background-repeat: no-repeat;
  background-size: 40px 100%, 40px 100%, 14px 100%, 14px 100%;
  background-attachment: local, local, scroll, scroll;
}
.pa-specs-wrapper .table-responsive { margin-top: 0.5rem; }

/* Improve appearance for merged header/section cells */
.pa-specs-table th[colspan], .pa-specs-table td[colspan] {
  background: linear-gradient(90deg,#f3f4f6,#ffffff);
  font-weight: 700;
  text-align: center;
  padding: 0.65rem 0.75rem;
  border-bottom: 1px solid #e6eef8;
  color: #0f172a;
}
.pa-specs-table td[rowspan], .pa-specs-table th[rowspan] { vertical-align: middle; }

/* Make empty header cells less visually distracting */
.pa-specs-table thead th:empty { background: transparent; border: none; height: 8px; padding: 0; }

/* Sticky header inside responsive container */
.table-responsive .pa-specs-table thead th {
  position: sticky; top: 0; z-index: 3; box-shadow: inset 0 -1px 0 rgba(0,0,0,0.04);
}

/* Highlight full-width section rows (often created via colspan) */
.pa-specs-table tr td[colspan] { background: #f8fafc; font-weight: 600; }

/* Ensure tables inside product details look tidy */
.product-detail__specs { margin-top: var(--spacing-md); }
.product-detail__specs h3 { margin-bottom: var(--spacing-sm); font-size: 1rem; color: var(--color-gray-800); }

@media (max-width: 640px) {
  .pa-specs-table thead th { font-size: 0.72rem; padding: 0.45rem 0.4rem; }
  .pa-specs-table tbody td { font-size: 0.78rem; padding: 0.35rem 0.4rem; }
  .product-detail__main { grid-template-columns: 1fr; }
  .product-detail__image img { height: 220px; }
  .product-detail__info h1 { font-size: 1.1rem; }
  .table-responsive {
    overflow-x: auto;
    -webkit-overflow-scrolling: touch;
  }
  .cat-grid { grid-template-columns: repeat(2, 1fr); }
  .cat-card__img { width: auto; height: 200px; }
}
@media (max-width: 480px) {
  .cat-grid { grid-template-columns: 1fr; }
  .cat-card__img { height: auto; aspect-ratio: 1/1; }
}
.product-detail__gallery {
  margin: var(--spacing-lg) 0;
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
  gap: var(--spacing-md);
}
.product-detail__gallery-item {
  border: 1px solid var(--color-gray-200);
  border-radius: var(--radius);
  overflow: hidden;
  background: var(--color-gray-50);
}
.product-detail__gallery-item img {
  width: 100%; height: 300px; object-fit: contain;
  padding: 1rem;
}
.gallery-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(200px, 1fr)); gap: var(--spacing-md); }
.gallery-item { border: 1px solid var(--color-gray-200); border-radius: var(--radius); overflow: hidden; }
.gallery-item img { width: 100%; height: 200px; object-fit: contain; padding: 0.5rem; background: var(--color-gray-50); }

@media (max-width: 768px) {
  .product-detail__main { grid-template-columns: 1fr; }
  .product-detail__image img { height: 260px; }
  .product-detail__info h1 { font-size: 1.1rem; }
  .product-detail__type { font-size: 0.8125rem; padding: 0.2rem 0.6rem; }
  .product-detail__category { font-size: 0.75rem; padding: 0.2rem 0.6rem; margin-left: 0.5rem; }
  .product-detail__features-text { font-size: 0.875rem; }
  .product-detail__info li { font-size: 0.875rem; padding: 0.4rem 0; }
}

@media (max-width: 480px) {
  .product-detail { padding: var(--spacing-lg) 0; }
  .product-detail__image img { height: 220px; }
  .product-detail__main { gap: var(--spacing-md); }
  .product-detail__separator { margin: var(--spacing-md) 0; }
  .product-detail__features { margin-top: var(--spacing-md); margin-bottom: var(--spacing-md); }
  .product-detail__more { margin-top: var(--spacing-xl); padding-top: var(--spacing-md); }
}

/* ========== Contact Form ========== */
.contact-page { padding: var(--spacing-2xl) 0; }
.contact-page__grid { display: grid; grid-template-columns: 1fr 1fr; gap: var(--spacing-xl); }
.contact-form .form-group { margin-bottom: var(--spacing-md); }
.contact-form label { display: block; font-size: 0.875rem; font-weight: 500; color: var(--color-gray-700); margin-bottom: 0.375rem; }
.contact-form input, .contact-form textarea {
  width: 100%; padding: 0.625rem 0.875rem; border: 1px solid var(--color-gray-200);
  border-radius: var(--radius); font-size: 0.9375rem; font-family: var(--font-main);
  transition: border-color 0.2s;
}
.contact-form input:focus, .contact-form textarea:focus { outline: none; border-color: var(--color-primary); }
.contact-form textarea { resize: vertical; min-height: 120px; }
.contact-form .btn { width: 100%; }
.contact-info-side { padding: var(--spacing-xl); background: var(--color-gray-50); border-radius: var(--radius-lg); }
.contact-info-side h3 { margin-bottom: var(--spacing-lg); }
.contact-info-side .info-item { display: flex; gap: var(--spacing-md); margin-bottom: var(--spacing-lg); }
.contact-info-side .info-item__icon { font-size: 1.5rem; flex-shrink: 0; }

@media (max-width: 640px) { .contact-page__grid { grid-template-columns: 1fr; } }

/* ===== Alert Messages ===== */
.alert { padding: 1rem; border-radius: 4px; margin-bottom: 1rem; font-size: 0.875rem; line-height: 1.5; display: none; }
.alert--success { background: #d4edda; color: #155724; border: 1px solid #c3e6cb; }
.alert--error { background: #f8d7da; color: #721c24; border: 1px solid #f5c6cb; }

/* ===== File Upload Wrapper ===== */
.file-upload-wrapper { display: flex; align-items: center; gap: 0.5rem; }

/* ========== Sitemap / 404 ========== */
.sitemap-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: var(--spacing-xl); }
.not-found { text-align: center; padding: var(--spacing-3xl) 0; }
.not-found h1 { font-size: 6rem; color: var(--color-primary); line-height: 1; }
.not-found p { font-size: 1.125rem; color: var(--color-gray-400); margin: var(--spacing-lg) 0; }

@media (max-width: 640px) { .sitemap-grid { grid-template-columns: 1fr; } }

/* ========== Pagination ========== */
.pagination {
  display: flex; justify-content: center; gap: 0.5rem;
  margin-top: var(--spacing-2xl);
}
.pagination a, .pagination span {
  display: inline-flex; align-items: center; justify-content: center;
  width: 36px; height: 36px; border: 1px solid var(--color-gray-200);
  border-radius: var(--radius); font-size: 0.875rem; transition: all 0.2s;
}
.pagination a:hover, .pagination .active {
  background: var(--color-primary); color: var(--color-white); border-color: var(--color-primary);
}

/* ========== Utility ========== */
.text-center { text-align: center; }
.mt-1 { margin-top: var(--spacing-md); }
.mt-2 { margin-top: var(--spacing-lg); }
.mt-3 { margin-top: var(--spacing-xl); }
.mb-1 { margin-bottom: var(--spacing-md); }
.mb-2 { margin-bottom: var(--spacing-lg); }